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Thermos|ˈθɜːmɒs|
[a. Gr. θερµός warm, hot.]
A registered trade term noting a flask, bottle, or the like capable of being kept hot or cold by the device (invented by Sir James Dewar) of surrounding the interior vessel with a vacuum jacket to prevent the conduction of heat. Hence (freq. with small initial) applied loosely to any vacuum flask. Also absol., and designating a liquid which has been kept in a Thermos flask.
Patented 1904, No. 4421; not named. Name (Trade Mark No. 289,470) adv. in Trade Marks Jrnl. 20 March, 1907. Still (1984) a proprietary term in Great Britain.
1907Eng. Mech. 18 Oct. 246 This invention [of Sir James Dewar] is utilised in the thermos flask. 1909Ladies' Field 28 Aug. 511/2 A Thermos bottle filled with hot coffee was not forgotten. 1909Westm. Gaz. 16 Sept. 5/2 Lieutenant Shackleton testified to the fact that the Thermos flask helped him to perform his wonderful feats in the Antarctic. 1910Repts. Patent Cases XXVII. 396 This was the Dewar vessel... In 1904 it occurred to a Mr. Burger that this vessel could be adapted for use as a flask..the result..was the production of the well known Thermos flask. 1922S. Lewis Babbitt xx. 255 Say, could I borrow your thermos—just dropped in to see if I could borrow your thermos bottle. 1923R. Fry Let. 21 June (1972) II. 541 I'd got my thermos filled the day before. 1938C. G. Norris Bricks without Straw 350 He poured a glass of water from his thermos jug. 1950Time 3 Apr. 24/3 Simon began to pack blankets and Thermoses for a fishing trip. 1960E. L. Wallant Human Season (1965) v. 55 ‘Let me pour you some coffee.’ He poured a cupful from the big Thermos. 1977New Yorker 27 June 53/1 Stoical munching forms in mackintoshes taking a swig of something hot out of thermoses. 1978P. Grace Mutuwhenua vii. 40 The others had home-made biscuits in their parcels or fruit. Oranges, apples, and reeking bananas. Chocolates, a thermos of soup. 1979Church Times 14 Sept. 12/4 No registration is necessary, but please bring sandwiches and a thermos. 1979Nature 15 Nov. 227/1 Sipping green tea poured out of a large thermos flask, we discussed differences between Chinese and UK science. 1979Beautiful Brit. Columbia Winter 6 Relaxing with a hot cup of thermos coffee. 1980P. Fitzgerald Human Voices ii. 47 Workers off work, each with their own thermos. |